Spade



FIG. 1 is a side perspective view of a spade showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a side elevation view thereof (the opposite side being a mirror image);

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a rear elevation view thereof. 

The ornamental design for a spade, as shown and described. 